S3G reactor
= S3G reactor
{wiki=S3G_reactor}
The S3G reactor is a type of nuclear reactor that is used primarily in naval propulsion, particularly for submarines. It is a pressurized water reactor (PWR) designed for use in submarine fleets, allowing for underwater propulsion without the need for surfacing for fuel replenishment for long periods. Some key features of the S3G reactor include: 1. **Design and Purpose**: The S3G reactor was developed for the U.S.